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rough calculations

[/rʌf ˌkælkjəˈleɪʃənz/]
noun
cálculos aproximados
1. Mathematical computations that are estimated or approximate rather than precise or exact
According to rough calculations, the project will cost around $50,000.
Segundo cálculos aproximados, o projeto custará cerca de $50,000.
2. Quick mental math or informal estimates done without detailed precision
I did some rough calculations in my head about the budget.
Fiz alguns cálculos aproximados de cabeça sobre o orçamento.
NYC Slang
ballpark math / back-of-the-napkin math
Synonyms
approximate calculationsrough estimatesballpark figuresback-of-the-envelope calculationsestimates
Antonyms
exact calculationsprecise calculationsaccurate calculationsdetailed calculations

Regional Variations

General Brazilian
cálculos aproximados
most common usage
São Paulo
cálculos por alto
informal regional variant
Portugal
cálculos aproximados
standard usage

Related Idioms & Phrases

back-of-the-envelope calculation
in the ballpark
rough estimate
order of magnitude
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